Marantz SR5011 Service Manual page 44

SUBWOOFER ch
+20dB
+10dB
200mV 0dB
-10dB
-20dB
-30dB
-40dB
AVR-S920W/X2300W
SR5011,NR1607
LEVEL DIAGRAM
SUBWOOFER ch
PCM1690
＋
＋
PLD
D/A
－
－
DSP
MAX SIGNAL LEVE
Differential Out
PCM1690 DOLBY LIMIT LEVEL(ALLch-3dBFS)
0dBFS
0dBFS = +/-4.0Vpp=2.83Vrms
-10dBFS
-20dBFS
-30dBFS
-34dBFS(PCM.IN)
INPUT : -20dBFS(DIG.IN) PCM
-37.5dBFS(A/D IN)
200mV(A/D IN)
+4dB
-40dBFS
-40dBFS(DIG.IN)
INPUT:-30dBFS DD LFE
DD Config1
BD34704
BD34704 MAX. OUTPUT 4.2Vrms
-2.5+13=10.5dB
-2.5+13=10.5dB
-2.5+13+3.5=14.5dB
GAIN setting of MASTER VOL 00dB
･DOLBY DIGITAL IN
･PCM DIGITAL IN
･ANALOG IN
①:Basic OFFSET of VOL=0dB
②:OFFSET of SW-ch
③:OFFSET of the AD input
44
MUTE
GAIN
ADJ.
-2.5dB+13dB =+10.5dB
-2.5dB+13dB =+10.5dB
-2.5dB+13dB+3.5dB=+14.5dB
① ② ③
PRE OUT
+30dB
+20dB
+10dB
PREOUT
317mVrms
0dB
PREOUT
159mVrms
-10dB
-20dB
-30dB
-40dB